Initial build

.gitignore

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+.vscode
+lib
+vendor
+node_modules
+composer.lock
+package-lock.json
+woocommerce-form-pay-address.zip

Makefile

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+clean:
+	rm -rf lib || true
+	rm -rf vendor || true
+	rm composer.lock || true
+	rm package-lock.json || true

README.md

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-# woocommerce-form-pay-address
-
-Allow users to edit the billing and shipping address on WooCommerce orders awaiting payment

composer.json

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+{
+    "$schema": "https://getcomposer.org/schema.json",
+    "name": "cleverogre/woocommerce-form-pay-address",
+    "version": "1.0.0",
+    "title": "WooCommerce Pay for Order Address",
+    "description": "Allow users to edit the billing and shipping address on WooCommerce orders awaiting payment",
+    "author": "CleverOgre",
+	"license": "GPL-3.0+",
+	"keywords": [
+		"WordPress",
+		"Plugin",
+        "WooCommerce"
+	],
+	"homepage": "https://cleverogre.com",
+    "repositories": {
+        "cleverogre/plugin-framework": {
+            "type": "vcs",
+            "url": "git@git.cleverogre.com:cleverogre/plugin-framework.git"
+        },
+        "wp-package-updater": {
+            "type": "package",
+            "package": {
+                "name": "froger-me/wp-package-updater",
+                "version": "1.4.0",
+                "source": {
+                    "url": "https://github.com/froger-me/wp-package-updater.git",
+                    "type": "git",
+                    "reference": "master"
+                }
+            }
+        }
+    },
+    "require": {
+        "cleverogre/plugin-framework": "dev-main"
+    },
+    "replace": {
+        "wpengine/advanced-custom-fields-pro": "*"
+    },
+    "scripts": {
+        "post-update-cmd": [
+            "php vendor/magicoli/wp-package-updater-lib/install.php"
+        ]
+    },
+    "config": {
+        "optimize-autoloader": true
+    }
+}

gulpfile.js

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+const fs = require('fs'),
+    path = require('path'),
+	gulp = require('gulp'),
+	clean = require('gulp-clean'),
+	zip = require('gulp-zip').default;
+
+const PACKAGE = path.basename(__dirname);
+
+// Clean Tasks
+
+gulp.task('clean-package', () => {
+	return gulp.src(`${PACKAGE}.zip`, {
+		read: false,
+		allowEmpty: true,
+	}).pipe(clean());
+});
+
+gulp.task(
+	'clean',
+	gulp.series(
+		'clean-package'
+	)
+);
+
+// Package Tasks
+
+gulp.task('package-compress', () => {
+	return gulp.src([
+		(fs.existsSync('lang') ? 'lang/**/*' : null),
+		'lib/**/*',
+		'vendor/**/*',
+        'LICENSE',
+        'readme.txt',
+        'woocommerce-form-pay-address.php'
+	].filter(x => x), { base: './' })
+		.pipe(zip(`${PACKAGE}.zip`))
+		.pipe(gulp.dest('./'));
+});
+
+gulp.task(
+	'package',
+	gulp.series(
+		'clean-package',
+		'package-compress'
+	)
+);
+
+// Default Tasks
+
+gulp.task(
+	'default',
+	gulp.series(
+		'package'
+	)
+);

package.json

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+{
+	"$schema": "https://www.schemastore.org/package.json",
+	"name": "woocommerce-form-pay-address",
+	"version": "1.0.0",
+	"title": "WooCommerce Pay for Order Address",
+    "description": "Allow users to edit the billing and shipping address on WooCommerce orders awaiting payment",
+	"author": "CleverOgre",
+	"license": "GPL-3.0+",
+	"keywords": [
+		"WordPress",
+		"Plugin",
+        "WooCommerce"
+	],
+	"homepage": "https://cleverogre.com",
+	"engines": {
+		"node": ">=6.9.4",
+		"npm": ">=1.1.0"
+	},
+	"devDependencies": {
+		"gulp": "^5.0.0",
+		"gulp-clean": "^0.4.0",
+		"gulp-cli": "^2.3.0",
+		"gulp-zip": "^6.1.0",
+		"path": "^0.12.7"
+	}
+}

readme.txt

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+=== WooCommerce Pay for Order Address  ===
+Contributors: ogrecooper, cleverogre
+Tested up to: 6.8
+Requires at least: 5.0
+Requires PHP: 8.3
+Version: 1.0.0
+License: GPLv3 or later
+License URI: https://www.gnu.org/licenses/gpl-3.0.html
+Copyright: CleverOgre
+Donate link: https://cleverogre.com/
+Tags: wordpress, plugin, woocommerce, order, address, billing
+
+Allow users to edit the billing and shipping address on WooCommerce orders awaiting payment.
+
+== Installation ==
+
+1. Upload the plugin files to the `/wp-content/plugins/woocommerce-form-pay-address` directory and ensure that it is active.
+2. Activate the plugin through the 'Plugins' screen in WordPress.
+
+== FAQ ==
+
+= What is this plugin? =
+
+If you don't know what plugin you have downloaded, please contact [CleverOgre](team@cleverogre.com) for more information. This plugin is only developed for a small, private audience.
+
+== Changelog ==
+
+= 1.0.0 - 2025-08-19 =
+* Initial release

woocommerce-form-pay-address.php

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+<?php
+/**
+ * Plugin Name: WooCommerce Pay for Order Address
+ * Plugin URI: https://plugins.cleverogre.com/plugin/woocommerce-form-pay-address/
+ * Description: Allow users to edit the billing and shipping address on WooCommerce orders awaiting payment
+ * Version: 1.0.0
+ * Requires at Least: 6.0
+ * Requires PHP: 8.3
+ * Author: CleverOgre
+ * Author URI: https://cleverogre.com/
+ * License: GPLv3 or later
+ * License URI: http://www.gnu.org/licenses/gpl-3.0.html
+ * Text Domain: woocommerce-form-pay-address
+ * Domain Path: /lang
+ * Update URI: https://plugins.cleverogre.com/plugin/woocommerce-form-pay-address/
+ * Icon1x: https://plugins.cleverogre.com/plugin/woocommerce-form-pay-address/?asset=icon-sm
+ * Icon2x: https://plugins.cleverogre.com/plugin/woocommerce-form-pay-address/?asset=icon
+ * BannerHigh: https://plugins.cleverogre.com/plugin/woocommerce-form-pay-address/?asset=banner
+ * BannerLow: https://plugins.cleverogre.com/plugin/woocommerce-form-pay-address/?asset=banner-sm
+ * Copyright: © 2025 CleverOgre, Inc. All rights reserved.
+ */
+
+defined('ABSPATH') || exit;
+
+use Ogre\Plugin;
+use Automattic\WooCommerce\Enums\OrderInternalStatus;
+
+require_once 'vendor/autoload.php';
+
+class WCFPA extends Plugin {
+
+    public function load():void {
+        parent::load();
+        add_action('before_woocommerce_pay', [$this, 'render_order_details']);
+        add_action('woocommerce_order_details_after_customer_address', [$this, 'render_edit_address_link'], 10, 2);
+        add_action('woocommerce_customer_save_address', [$this, 'save_address'], 10, 4);
+    }
+
+    private function is_page():bool {
+        return is_checkout() && is_wc_endpoint_url('order-pay') && isset($_GET['pay_for_order'], $_GET['key']);
+    }
+
+    private function get_order_id():?int {
+        if (!$this->is_page()) return null;
+		return intval(basename(strtok($_SERVER["REQUEST_URI"], '?')));
+    }
+
+    private function get_order():?WC_Order {
+        if (is_null($order_id = $this->get_order_id())) return null;
+        return wc_get_order($order_id);
+    }
+
+    private function current_user_can(WC_Order $order):bool {
+        return is_user_logged_in() && get_current_user_id() === $order->get_user_id();
+    }
+
+    public function render_order_details():void {
+        $order = $this->get_order();
+        if (!$this->current_user_can($order)) return;
+        wc_get_template('order/order-details-customer.php', ['order' => $order]);
+    }
+
+    private function get_address_title(string $address_type, int $customer_id = 0):string {
+        if (!$customer_id) $customer_id = get_current_user_id();
+        $addresses = apply_filters(
+            'woocommerce_my_account_get_addresses',
+            [
+                'billing'  => __('Billing address', 'woocommerce'),
+                'shipping' => __('Shipping address', 'woocommerce'),
+            ],
+            $customer_id
+        );
+        if (!array_key_exists($address_type, $addresses)) return ucwords($address_type);
+        return $addresses[$address_type];
+    }
+
+    public function render_edit_address_link(string $address_type, WC_Order $order):void {
+        if (!$this->is_page()) return;
+        printf(
+            '<p class="woocommerce-customer-details--edit"><a href="%s" class="edit button" style="display:inline-block;">%s</a></p>',
+            esc_url(wc_get_endpoint_url('edit-address', $address_type, get_permalink(get_option('woocommerce_myaccount_page_id')))),
+            esc_html(sprintf(
+                __('Edit %s', 'woocommerce'),
+                $this->get_address_title($address_type, $order->get_user_id())
+            ))
+        );
+    }
+
+    private function get_incomplete_order_statuses():array {
+        return array_unique(array_merge(wc_get_is_pending_statuses(), [
+            OrderInternalStatus::PENDING,
+            OrderInternalStatus::FAILED,
+        ]));
+    }
+
+    private function get_incomplete_orders(int $user_id):array {
+        return wc_get_orders([
+            'limit' => -1,
+            'customer_id' => $user_id,
+            'date_created' => '<=' . time(),
+            'orderby' => 'date',
+            'order' => 'DESC',
+            'status' => $this->get_incomplete_order_statuses(),
+        ]);
+    }
+
+    public function save_address(int $user_id, string $address_type, array $address_fields = [], WC_Customer|null $customer = null):void {
+        if (empty($address_fields) || is_null($customer)) return;
+        if (!in_array($address_type, ['billing', 'shipping'])) return;
+
+        // Get customer's incomplete orders
+        if (empty($orders = $this->get_incomplete_orders($user_id))) return;
+
+        // Get address data from customer
+        $address_data = [];
+        foreach ($address_fields as $key => $field) {
+            $data_key = strpos($key, "{$address_type}_") === 0 ? substr($key, strlen("{$address_type}_")) : "";
+            if (is_callable([$customer, "get_{$key}"])) {
+                $address_data[$data_key] = $customer->{"get_{$key}"}();
+            } else {
+                $address_data[$data_key] = $customer->get_meta($key);
+            }
+        }
+
+        // Update orders with new address data
+        foreach ($orders as $order) {
+            $order->{"set_{$address_type}"}($address_data);
+            $order->save();
+        }
+    }
+
+}
+
+WCFPA::instance();